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Volumn 46, Issue 47, 2005, Pages 8237-8240

Formation of 3,4-dimethyl-2-pyrones from allene carboxylates and 2-silyloxydienes via 3-carboethoxyethylidene cyclobutanols

Author keywords

2 Pyrones; Base promoted rearrangement; Cyclobutanols; Cyclobutanones

Indexed keywords

ALKENE DERIVATIVE; ALLENE DERIVATIVE; BUTANOL; CARBOXYLIC ACID DERIVATIVE; CYCLOBUTANONE DERIVATIVE; ESTER; OXIDE; PYRONE DERIVATIVE;

EID: 27144538218     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2005.09.091     Document Type: Article
Times cited : (19)

References (24)
  • 2
    • 27144493144 scopus 로고    scopus 로고
    • note
    • The yield of 3a is somewhat low because under these conditions, the monoaryl substituted systems undergo thermal [3,3]-sigmatropic rearrangement to the methylene cyclohexenyl silyl ethers.
  • 4
    • 27144455089 scopus 로고    scopus 로고
    • Japanese Patent 2002363174
    • Fujinami, M. Japanese Patent 2002363174 (Chem. Abstr. 2004, 138, 24641).
    • (2004) Chem. Abstr. , vol.138 , pp. 24641
    • Fujinami, M.1
  • 19
    • 27144555892 scopus 로고    scopus 로고
    • note
    • Only one substrate has failed to give the expected pyrone in this series, namely the 1-(2-furyl)cyclobutanol (the analogue of 4f with 2-furyl in place of phenyl), which afforded no identifiable products on treatment with base.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.